/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.table.runtime.connector.source;

import org.apache.flink.annotation.Internal;
import org.apache.flink.api.common.typeinfo.TypeInformation;
import org.apache.flink.table.connector.source.DynamicTableSource.DataStructureConverter;
import org.apache.flink.table.connector.source.ScanTableSource;
import org.apache.flink.table.data.conversion.DataStructureConverters;
import org.apache.flink.table.runtime.typeutils.InternalTypeInfo;
import org.apache.flink.table.types.DataType;

import static org.apache.flink.table.types.utils.DataTypeUtils.validateInputDataType;

/**
 * Implementation of {@link ScanTableSource.Context}.
 */
@Internal
public final class ScanRuntimeProviderContext implements ScanTableSource.ScanContext {

	public static final ScanRuntimeProviderContext INSTANCE = new ScanRuntimeProviderContext();

	@Override
	public TypeInformation<?> createTypeInformation(DataType producedDataType) {
		validateInputDataType(producedDataType);
		return InternalTypeInfo.of(producedDataType.getLogicalType());
	}

	@Override
	public DataStructureConverter createDataStructureConverter(DataType producedDataType) {
		validateInputDataType(producedDataType);
		return new DataStructureConverterWrapper(DataStructureConverters.getConverter(producedDataType));
	}
}
